Joseph Larmor

Sir Joseph Larmor FRS HonFRSE
Larmor, c. 1920
Born	(1857-07-11)11 July 1857 Magheragall, County Antrim, Ireland
Died	19 May 1942(1942-05-19) (aged 84) Holywood, County Down, Northern Ireland[1]
Education	Royal Belfast Academical Institution
Alma mater	Queen's University Belfast (BA, 1874; MA, 1875) St John's College, Cambridge (MA, 1883)
Known for	Larmor formula (1897) Postulating time dilation (1897)
Awards	Smith's Prize (1880) FRS (1892) Adams Prize (1899) HonFRSE (1910) De Morgan Medal (1914) Royal Medal (1915) Poncelet Prize (1918) Copley Medal (1921)
Scientific career
Fields	Mathematics physics
Institutions	Queen's College Galway (1883–1885) University of Cambridge (1885–1932)
Academic advisors	John Purser Edward Routh
14th Lucasian Professor of Mathematics
In office 1903–1932
Preceded by	George Stokes
Succeeded by	Paul Dirac

Sir Joseph Larmor (/ˈlɑːrmɒr/; 11 July 1857 – 19 May 1942) was an Irish^[2] mathematician and physicist who made breakthroughs in the understanding of electricity, dynamics, thermodynamics, and the electron theory of matter. His most influential work was Aether and Matter, a theoretical physics book published in 1900.